/Engine/Source/Runtime/GeometryCore/Public/CompGeom/Delaunay2.h
Get (by reference) the triangles that are inside the given edges, removing the outside-boundary triangles and the inside-hole triangles
true if any result was successfully computed (including an empty result). Currently only returns false ifTriangulate()has not been called yet.
bool GetFilledTriangles ( [TArray](API\Runtime\Core\Containers\TArray)< [FIndex3i](API\Runtime\GeometryCore\FIndex3i) > & TrianglesOut, [TArrayView](API\Runtime\Core\Containers\TArrayView)< const [FIndex2i](API\Runtime\GeometryCore\FIndex2i) > BoundaryEdges, [TArrayView](API\Runtime\Core\Containers\TArrayView)< const [FIndex2i](API\Runtime\GeometryCore\FIndex2i) > HoleEdges ) const